| 1 | Supply, transporting, errection, testing & commissioning of 33/36 kV, 1250A, 750 MVA, 50Hz, voltage class outdoor type PC Vacuum Circuit Breaker with sheet steel clad,vermin and weather proof,for use on system voltage 33/36 KV as per description below :-
The Circuit Breaker and accessories shall confirm to IEC 62271-100 or IS 13118 and other relevant IEC/IS standard. The Circuit breaker shall be complete with terminal connection, operating mechanism,control cabinets,cable accessories,with gland,terminal block,lugs,necessary steel support structure for CB and control cabinet. The Circuit Breaker shall be required to perform as per technical parameters given below and shall be suitable to work at an extreme climatic conditions.The circuit-breaker has to control at least 10,000 Make-Break cycles (One operating cycle of making & Breaking) operations at rated current or 100 breaking operations at rated short-circuit breaking current without
maintenance. The mechanical life of the vacuum interrupter has to
comprise at least 20,000 operating cycles. The operating mechanism must be maintenance-free without time limit up to 10,000 operating cycles. | 1.00 | EACH JOB |
| 3 | Supply, fixing, commissioning & testing CONTROL & RELAY PANEL : Panel Simplex type fabricated from 2 mm MS sheet for Side / Top / Rear and with 3mm for Front / Gland plate, Paint Shade-exterior shade- No.631 of IS-5, Interior shade - No.631 of IS-5 Panel size : 750mm (Width) x 610mm (Depth) x 2315mm (Including 100 mm base channel) (Height). Also having Analogue Ammeter, Class 1, KWH Meter Digital, Ammeter Selector Switch, Breaker/Isolator Control Switch, spring return to normal 3 position pistol grip handle, Trip-Neutral-Close for Breaker, Control Supply Selection Switch, L/R Switch, Push buttons for Trip Circuit Healthy, Indication lamps for the following functions: 2 Nos. CB ON/OFF Red/Green / 1 No. Auto trip Amber / 1 No. Spring Charge Blue / 1 No. Trip Circuit Healthy Yellow".08 Window Static type Annunciator with Accept, Reset, Test Push Button Complete with DC Fail Module & DC Hooter for Trip, Bell for Non Trip AC Hooter for DC Fail. Numerical Transformer Protection and Control Relay, Transformer Protection and Control Relay, Protections 87T, 64R(High Impedance Only), 50, 51, 50N, 51N, 27, 59, 95, Measurement for 3I,I0,3U,U0,Kw,KVA,Kwh,PF,Hz, 8 DI + 10 DO, One front RJ45 Port, One Rear RJ45 Port for IEC-61850 Protocol, Draw Out with CT Shorting feature .
Static type Trip Circuit Supervision Relay Type TCS, Space heater with ON/OFF toggle switch. 5 Amp. 3 pin socket with ON/OFF switch. 40 Watt incandescent lamp with holder suitable for 240 V AC with door switch. Terminal Block. MCB for AC & DC Supply, Control fuses with links. Earth bus 25 x 6 mm copper, CT & PT Wiring 2.5sq.mm PVC insulated single core tinned copper type, Control Wiring 1.5sq.mm PVC insulated single core tinned copper type, Test Terminal Block it also includes :-
Make of CT, PT, CRP Panel, Relay and Outdoor VCB should be same make/any approved make recommended by OEM for better life cycle and single window after sales support. | 1.00 | EACH JOB |
